Go via e bash variable to set the VSIX_NAME

Author: PEZ

.github/workflows/build-and-test.yml

@@ -123,7 +123,9 @@ jobs:
       - name: Get VSIX File Name
         id: get-vsix-name
         shell: bash
-        run: echo "VSIX_NAME=/tmp/${{ runner.os }}-*.vsix" >> $GITHUB_ENV
+        run: |
+          VSIX_NAME=$(ls /tmp/${{ runner.os }}-*.vsix)
+          echo "VSIX_NAME=$VSIX_NAME" >> $GITHUB_ENV
 
       - name: Setup Node.js
         uses: actions/setup-node@v4